Size Matters

A users' guide to the cosmos, from the Big Bang to galaxies, stars, planets and moons: where did it all come from and how does it all fit together? A primer for anyone who has ever looked up at the night sky and wondered.

A unique fusion of blue chip natural history and earth science that explains how our living planet operates. This five-part series shows how the forces of nature drive, shape and support Earth’s great diversity of wildlife.

David Attenborough looks at the extraordinary ends to which animals and plants go in order to survive. Featuring epic spectacles, amazing TV firsts and examples of new wildlife behaviour.

Hawking gives us the ultimate guide to the universe, a ripping yarn based on real science, spanning the whole of space and time -- from the nature of the universe itself, to the chances of alien life, and the real possibility of time travel.

The story of life on our planet by the man who has seen more of the natural world than any other. In more than 90 years, Attenborough has visited every continent on the globe, exploring the wild places of our planet and documenting the living world in all its variety and wonder. Addressing the biggest challenges facing life on our planet, the film offers a powerful message of hope for future generations.

This remarkable journey across our planet and universe explores how meteorites, shooting stars, and deep impacts have awoken our wonder about other realms—and make us rethink our destinies.

Sex, joy and modern science converge in this eye-opening series that celebrates the complex world of women's pleasure — and puts stubborn myths to rest.

Life's extraordinary journey to conquer, adapt and survive on Earth across billions of years comes alive in this groundbreaking nature docuseries.

Carl Sagan covers a wide range of scientific subjects, including the origin of life and a perspective of our place in the universe.

In this documentary, wealthy entrepreneur Bryan Johnson puts his body and fortune on the line to defy aging and extend his life beyond all known limits.

Witness the remarkable story of our universe over billions of years and its inextricable link to life on Earth in this sweeping documentary series.

The James Webb Telescope stirs imaginations with vivid photos of distant galaxies. This documentary tracks its historic journey from inception to launch.

This documentary series about plants is the first immersive portrayal of an unseen, inter-connected world, full of remarkable new behaviour, emotional stories and surprising heroes in the plant world. Planet Earth from the perspective of plants.

A mind-bending, thrilling journey exploring the fragility and wonder of planet Earth, one of the most peculiar, unique places in the entire universe, brought to life by the only people to have left it behind – the world’s most well known and leading astronauts.

A doomed love triangle between intrepid French scientists Katia and Maurice Krafft, and their beloved volcanoes.

This documentary starring climber Alex Honnold and famous biologist Bruce Means document their expedition to the South American sky islands in search of new species and discoveries. Follows elite climber Alex Honnold and a world-class climbing team led by National Geographic Explorer and climber Mark Synnott on a grueling mission deep in the Amazon jungle as they attempt a first-ascent climb up a 1000 foot sheer cliff.

Exploring the vital role colour plays in the daily lives of many species.

Does infinity exist? Can we experience the Infinite? In an animated film (created by artists from 10 countries) the world's most cutting-edge scientists and mathematicians go in search of the infinite and its mind-bending implications for the universe. Eminent mathematicians, particle physicists and cosmologists dive into infinity and its mind-bending implications for the universe.

A documentary on Al Gore's campaign to make the issue of global warming a recognized problem worldwide.

Takes us to locations all around the US and shows us the heavy toll that modern technology is having on humans and the earth. The visual tone poem contains neither dialogue nor a vocalized narration: its tone is set by the juxtaposition of images and the exceptional music by Philip Glass.

During the last forty years, the photographer Sebastião Salgado has been travelling through the continents, in the footsteps of an ever-changing humanity. He has witnessed the major events of our recent history: international conflicts, starvations and exodus… He is now embarking on the discovery of pristine territories, of the wild fauna and flora, of grandiose landscapes: a huge photographic project which is a tribute to the planet's beauty. Salgado's life and work are revealed to us by his son, Juliano, who went with him during his last journeys, and by Wim Wenders, a photographer himself.

A documentary about the corrupt health care system in The United States whose main goal is to make profit even if it means losing people’s lives. "The more people you deny health insurance, the more money we make" is the business model for health care providers in America.

One man's journey to discover the bitter truth about sugar. Damon Gameau embarks on a unique experiment to document the effects of a high sugar diet on a healthy body, consuming only foods that are commonly perceived as 'healthy'. Through this entertaining and informative journey, Damon highlights some of the issues that plague the sugar industry, and where sugar lurks on supermarket shelves.

Embark on a delightful journey into the world of dogs in this documentary that reveals scientific and emotional insights about our lovable BFFs.

Delve into the digestive system with this lighthearted and informative documentary that demystifies the role gut health plays in our overall well-being.

A visual montage portrait of our contemporary world dominated by globalized technology and violence.

Veteran naturalist Sir David Attenborough tells the story of a remarkable group of gorillas, from his first encounter in the '70s to the present day.

Some of the world's most majestic birds display delightfully captivating mating rituals, from flashy dancing to flaunting their colorful feathers.